body { background: #f8f8f8; font-family: sans-serif; margin: 0; padding: 0; }
.container { max-width: 400px; margin: 80px auto; padding: 20px; background: white; border-radius: 8px; box-shadow: 0 0 10px rgba(0,0,0,0.1); }
input, button { width: 100%; padding: 10px; margin: 5px 0; }
button { background-color: #cc0000; color: white; border: none; }
a { color: #cc0000; text-decoration: none; }